.index{
	height: 100%;
	width: 100%;
	position: relative;
	.loding-text {
		position: absolute;
		font-size: .24rem;
	    top: 50%;
	    left: 50%;
	    transform:translate(-50%,-50%); 
	    -webkit-transform:translate(-50%,-50%); 
	    -o-transform:translate(-50%,-50%); 
	    -moz-transform:translate(-50%,-50%); 
	    -ms-transform:translate(-50%,-50%);
	}
}